Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5962066 | Method and device for manufacturing a thin film and magnetic recording medium | Kazuyoshi Honda, Yoshiharu Maezawa, Masaru Odagiri | 1999-10-05 |
| 5798135 | Method for producing a magnetic recording medium having a carbon protective layer | Hideyuki Ueda, Hiroshi Seki, Kenji Kuwahara, Mikio Murai, Kiyosi Takahasi +1 more | 1998-08-25 |
| 5776602 | Magnetic recording medium having a carbon protective film containing nitrogen and oxygen and overcoated with a lubricant | Hideyuki Ueda, Kenji Kuwahara, Hiroshi Seki, Masaru Odagiri, Kiyoshi Takahashi +1 more | 1998-07-07 |
| 5759710 | Magnetic recording medium with a magnetic layer having a specific oxygen signal strength profile in the thickness direction | Kazuyoshi Honda, Yoshiharu Maezawa, Masaru Odagiri | 1998-06-02 |
| 5589263 | Magnetic recording medium having a ferromagnetic metal thin film, a dry etched layer, a carbonaceous film, and a lubricant film | Hideyuki Ueda, Hiroshi Seki, Kenji Kuwahara, Mikio Murai, Kiyosi Takahasi +1 more | 1996-12-31 |